Dear Dietician

My fourteen-year-old daughter was recently diagnosed with celiac disease. We made an appointment with a dietitian, and she is doing her best to follow a gluten-free diet. The problem is she still has stomach aches and diarrhea three to five times a week. What should we do?

Signed,

Mandy

Dear Mandy,

Today as many as 3 million Americans suffer from celiac disease. As you have...